package com.study.mapper;

import com.study.pojo.Emp;
import com.study.pojo.EmpQueryParam;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Options;
import org.apache.ibatis.annotations.Select;

import java.util.List;

@Mapper
public interface EmpMapper {
    //    查询总记录数
//    @Select("select count(*) from emp e left join dept d on e.dept_id = d.id")
//    Long count();
//    /**
//     * 分页查询
//     */
//    @Select("select e.*,d.name deptName from emp e left join dept d on e.dept_id = d.id " +
//            "order by e.update_time desc limit #{start},#{pageSize}")
//    List<Emp> list(Integer start,Integer pageSize);
//    @Select("select e.*,d.name deptName from emp e left join dept d on e.dept_id = d.id " +
//            "order by e.update_time desc")
    List<Emp> list(EmpQueryParam empQueryParam);
    @Options(useGeneratedKeys = true, keyProperty = "id")
    @Insert("insert into emp(username, name, gender, phone, job, salary, image, entry_date, dept_id, create_time, update_time) values " +
            "(#{username},#{name},#{gender},#{phone},#{job},#{salary},#{image},#{entryDate},#{deptId},#{createTime},#{updateTime})")
    void insert(Emp emp);
}
